| Sun Prairie to Bonhill | 3,645.56 mi (5,866.96 km) |
| Sun Prairie to Bonnyrigg | 3,700.15 mi (5,954.82 km) |
| Sun Prairie to Bootle | 3,778.04 mi (6,080.17 km) |
| Sun Prairie to Borehamwood | 3,937.05 mi (6,336.06 km) |
| Sun Prairie to Boscombe | 3,909.56 mi (6,291.83 km) |
| Sun Prairie to Boston | 3,901.78 mi (6,279.31 km) |
| Sun Prairie to Bottesford | 3,859.06 mi (6,210.56 km) |
| Sun Prairie to Bourne | 3,895.66 mi (6,269.46 km) |
| Sun Prairie to Bournemouth | 3,908.20 mi (6,289.64 km) |
| Sun Prairie to Bournville | 3,849.39 mi (6,195.00 km) |
| Sun Prairie to Bovingdon | 3,924.97 mi (6,316.62 km) |
| Sun Prairie to Bowdon | 3,803.08 mi (6,120.46 km) |
| Sun Prairie to Boxley | 3,979.70 mi (6,404.70 km) |
| Sun Prairie to Brackley | 3,891.84 mi (6,263.31 km) |
| Sun Prairie to Bracknell | 3,927.45 mi (6,320.63 km) |
